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GCR Class 8G LNER Class B9
Type and origin
Power type
Steam
Designer
John G. Robinson
Builder
Beyer, Peacock & Co.
Build date
1906
Total produced
10
Specifications
Configuration:
• Whyte
4-6-0
• UIC
2'C
Gauge
4 ft 8+1⁄2 in (1,435 mm)
Leading dia.
3 ft 6 in (1.067 m)
Driver dia.
5 ft 4 in (1.626 m)
Wheelbase
27 ft 6 in (8.4 m)
Length
60 ft 9+1⁄4 in (18.523 m)[1]
Axle load
18 long tons (18 t)
Loco weight
67.3 long tons (68.4 t)
Tender weight
48.3 long tons (49.1 t)
Total weight
115.6 long tons (117.5 t)
Fuel type
Coal
Firebox:
• Grate area
23.75 sq ft (2.21 m2)
Boiler:
• Diameter
4 ft 9+1⁄2 in (1,460 mm) to 5 ft 0 in (1.5 m) outside [1]
Boiler pressure
180 psi (1.24 MPa)
Heating surface:
• Firebox
133 sq ft (12.4 m2)
• Total surface
1,951 sq ft (181.3 m2)[1]
Dia. 17 boiler: 1,338 sq ft (124.3 m2)[1]
Superheater:
• Heating area
Dia. 17 boiler: 230 sq ft (21 m2)[1]
Cylinders
Two, outside
Cylinder size
19 in × 26 in (483 mm × 660 mm)[1]
Valve gear
Stephenson valve gear
Valve type
Slide
Performance figures
Tractive effort
22,438 lbf (99.8 kN) @ 85% boiler pressure
Career
Operators
Great Central Railway
→ London & North Eastern Railway
→ British Railways
Withdrawn
1947-1949
Disposition
All scrapped
GCR Class 8G was a class of 10 two-cylinder steam locomotives of the 4-6-0 wheel arrangement built in 1906 for the Great Central Railway.
GCRClass8G was a class of 10 two-cylinder steam locomotives of the 4-6-0 wheel arrangement built in 1906 for the Great Central Railway. The locomotive...
fully reflected the LNER 1946 renumbering scheme, which had grouped most classes into single number blocks. BR allocated numbers in March 1948 (in the meantime...
under the LNER. LNER Class A2 – based on an NER design simply designated as 4.6.2 LNER Class A5 – Continuation of a GCR design LNER Class A8 – rebuilt from...
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